Central Andes Oldfield Mouse vs Cuetzalan Salamander

Thomasomys contradictus compared with Aquiloeurycea quetzalanensis

Key Differences

• Central Andes Oldfield Mouse is Data Deficient while Cuetzalan Salamander is Critically Endangered.

Taxonomic Classification

Rank	Central Andes Oldfield Mouse	Cuetzalan Salamander
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Amphibia (Amphibians)
Order	Rodentia (Rodents)	Caudata (Caudata)
Family	Cricetidae	Plethodontidae
Genus	Thomasomys	Aquiloeurycea
Species	Thomasomys contradictus	Aquiloeurycea quetzalanensis

Evolutionary Relationship

Central Andes Oldfield Mouse and Cuetzalan Salamander share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Central Andes Oldfield Mouse

DD — Data Deficient

Cuetzalan Salamander

CR — Critically Endangered

Physical Characteristics

Attribute	Central Andes Oldfield Mouse	Cuetzalan Salamander
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Central Andes Oldfield Mouse

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found in Colombia.

Cuetzalan Salamander

Habitat

Found across multiple habitat types including tropical and subtropical coniferous forests, tropical and subtropical grasslands and savannas, and Mediterranean forests and woodlands, among 6 distinct biome types spanning the Nearctic and Neotropic realms. Populations are also found in montane and highland environments at higher elevations.

Range

Found in Mexico. Currently classified as Critically Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

Central Andes Oldfield Mouse

The Central Andes Oldfield Mouse (Thomasomys contradictus) is a species in the genus Thomasomys. It is currently classified as Data Deficient on the IUCN Red List. Found in Colombia.